Geometry

Geometry

Transformations

Classzone Transformations

Angles

BBC: Pick the right angle to earn the right to use the water gun
Protractor Practice
Angle Activities
BBC Bitesize: Angle Practice


Kidport: Measuring Angles
Oswego Banana Hunt: Drag the Monkey to the correct angle to collect bananas
Toon Univ: label angles game
National Library of Virtual Manipulatives for Interactive Mathematics: Geometry Collection of interactive geometry activities: Congruent triangles, fractals, geoboard activities, Golden rectangle, Ladybug leaf, Ladybug mazes, platonic solids, tangrams, tessellations, transformations and more.
Geometric Constructions illustrated with interactive Java applets
Drag various points in the sketch to explore additional cases. Also gives complete directions for using The Geometer's Sketchpad® software to construct the basic geometry constructions.
Geometry gizmos at Explorelearning.com
"Gizmos" are interactive virtual 'gadgets' that let you explore the mathematical concept. Exploration guides included. By subscription; has free trial. Excellent!
Triangle explorer Practice finding the area of triangles. NICE!
Interior angles
Nice lesson and explanation about interior angles of polygons.
Angles
Practice obtuse/right/acute angles, and vertical/corresponding/alternate interior or exterior angle concepts
Length, perimeter, area and volume of similar figures
Use this interactive figure to explore how the scale factor affects the size and the area of similar figures. The discussion provided helps the teacher, but a specific lesson plan would be more helpful.

Area and Perimeter
Area & Perimeter

Circles
Basketball Geometry: Find the Circumference of the Circle
Basketball Geometry: Find the Area of a Circle
Cool Math: Various Circle Games

Friday Intervention Activities

Measuring Area & Perimeter
IXL: Perimeter
IXL: Area of Rectangles & Parallelograms
IXL:Area & Perimeter Word Problems
IXL: Circle Activities